Answer:
8.3y
Explanation:
-2.2y - 3.4y -1(-5.7y) + 8.2y
Apply rule -(-a) = a:
⇒ -2.2y - 3.4y + 5.7y + 8.2y
Factor out common term y:
⇒ y(-2.2 - 3.4 + 5.7 + 8.2)
Carry out operations in the parentheses:
⇒ y(8.3)
Write in standard form:
⇒ 8.3y
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